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公开(公告)号：US09876161B2
公开(公告)日：2018-01-23
申请号：US15159903
申请日：2016-05-20
Inventor： Sang Kyun Lee , Yil Suk Yang , Jong-Kee Kwon
IPC: H01L41/312 , H01L41/187 , H01L41/047 , H01L41/338 , H01L41/335 , H01L41/45 , H01L41/37 , H01L41/113 , H01L41/18
CPC classification number: H01L41/312 , H01L41/0475 , H01L41/113 , H01L41/183 , H01L41/187 , H01L41/1876 , H01L41/335 , H01L41/338 , H01L41/37 , H01L41/45 , Y10T29/42
Abstract: A method of fabricating a flexible piezoelectric energy harvesting device is provided. The method includes forming a piezoelectric layer to include a plurality of first piezoelectric lines spaced apart from each other in one direction and a plurality of second piezoelectric lines respectively filling spaces between the first piezoelectric lines, then placing the piezoelectric layer on a first flexible electrode substrate to come in direct contact with the first flexible electrode, and forming a second flexible electrode substrate on the piezoelectric layer.
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公开(公告)号：US11921273B2
公开(公告)日：2024-03-05
申请号：US17460478
申请日：2021-08-30
Inventor： Sang Kyun Lee , Dong Hoon Song , Hong-Seok Seo , Chul Huh
CPC classification number: G02B21/0076 , A61B5/4088 , G02B21/361 , H01S3/0057
Abstract: Provided are a pulse compressor and a two-photon excited fluorescence microscope. The microscope includes a light source which generates a laser beam having a pulse, a pulse compressor which compresses the pulse of the laser beam, an objective lens which provides the laser beam to a specimen, and image sensors which receive the laser beam and obtain images of the specimen. The pulse compressor may include a grating plate, a corner cube provided on one side of the grating plate, and a retroreflector provided on the other side of the grating plate.
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3.发明授权公开(公告)号：US10391333B2
公开(公告)日：2019-08-27
申请号：US15871641
申请日：2018-01-15
Inventor： Dong-Ho Shin , Sang Kyun Lee , Seunghwan Kim , Moon Youn Jung
Abstract: Provided are a treatment apparatus using proton and ultrasound and a method for treating cancer using the same. The treatment apparatus includes a proton generator configured to emit a proton beam to a tumor of a human body, an ultrasound generator configured to emit an ultrasonic beam to the tumor in a direction crossing an emission path of the proton beam, and a sensor configured to measure an acoustic signal generated during the emission of the proton beam.
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4.发明授权公开(公告)号：US09647579B2
公开(公告)日：2017-05-09
申请号：US14683246
申请日：2015-04-10
Inventor： Sang Kyun Lee
IPC: H01L41/113 , H02N2/18 , H02N2/00
CPC classification number: H02N2/186 , H01L41/1136 , H02N2/22
Abstract: Provided are an energy harvesting device, a method for manufacturing the same, and a wireless device including the same. The energy harvesting device may include a support body, a first cantilever connected to the support body, and an electricity generation layer on the first cantilever. The first cantilever may have a thickness that gradually increases in a direction that is away from the support body.
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公开(公告)号：US09647554B1
公开(公告)日：2017-05-09
申请号：US15223510
申请日：2016-07-29
Inventor： Jimin Oh , Jung Hee Suk , Yil Suk Yang , Sang Kyun Lee
CPC classification number: H02M3/158 , H02M1/08 , H02M2001/009
Abstract: Provided is a DC-DC converter including an inductor configured to store input energy, a ground switch configured to provide a ground path of the inductor in response to a first signal, an inductor switch connected in parallel to the inductor so as to maintain the energy stored in the inductor in response to a second signal, output switches configured to output the energy stored in the inductor as multi-output voltages in response to third signals, and a switch controller including a switch controller configured to determine cross regulation between the multi-outputs and generate the first to third signals for decreasing the cross regulation.
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Patent Agency Ranking
公开(公告)号：US09379309B2
公开(公告)日：2016-06-28
申请号：US13908086
申请日：2013-06-03
Inventor： Sang Kyun Lee , Yil Suk Yang , Jong-Kee Kwon
IPC: H01L41/08 , H01L41/113 , H01L41/37 , H01L41/18
CPC classification number: H01L41/312 , H01L41/0475 , H01L41/113 , H01L41/183 , H01L41/187 , H01L41/1876 , H01L41/335 , H01L41/338 , H01L41/37 , H01L41/45 , Y10T29/42
Abstract: A flexible piezoelectric energy harvesting device includes a first flexible electrode substrate, a piezoelectric layer disposed on the first flexible electrode substrate, and a second flexible electrode substrate disposed on the piezoelectric layer. The piezoelectric layer may include a plurality of first piezoelectric lines spaced apart from each other in one direction and a plurality of second piezoelectric lines respectively filling spaces between the first piezoelectric lines.
Abstract translation: 柔性压电能量收集装置包括第一柔性电极基板，设置在第一柔性电极基板上的压电层和设置在压电层上的第二柔性电极基板。 压电层可以包括在一个方向彼此间隔开的多个第一压电线和分别填充第一压电线之间的空间的多个第二压电线。
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7.发明授权公开(公告)号：US09294015B2
公开(公告)日：2016-03-22
申请号：US13845842
申请日：2013-03-18
Inventor： Sang Kyun Lee , Moonkeun Kim
IPC: H01L41/09 , H02N2/18 , H02N2/00 , H01L41/113
Abstract: The inventive concept discloses a piezoelectric energy harvesting array and a method of manufacturing the same. The manufacturing method may include forming a plurality of piezoelectric energy harvesting devices; connecting masses to one side of the piezoelectric energy harvesting devices and connecting the other side of the piezoelectric energy harvesting devices facing the masses to a base; and individually tuning a resonant frequency of each of the piezoelectric energy harvesting devices to prevent mismatch of resonant frequency when the masses vibrate.
Abstract translation: 本发明的概念公开了一种压电能量收集阵列及其制造方法。 制造方法可以包括形成多个压电能量收集装置; 将质量连接到压电能量收集装置的一侧，并将面向质量的压电能量收集装置的另一侧连接到基座; 并且单独地调谐每个压电能量收集装置的谐振频率，以防止当质量振动时共振频率的失配。
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公开(公告)号：US11555779B2
公开(公告)日：2023-01-17
申请号：US16842487
申请日：2020-04-07
Inventor： Moon Youn Jung , Won Bae Cho , Dong Hoon Song , Dong-Ho Shin , Sang Kyun Lee
Abstract: The present disclosure provides a sample analyzer and an analyzing method thereof. The sample analyzer includes a first beam source configured to provide a first energy beam to a sample, a second beam source configured to provide a second energy beam, which is different from the first energy beam, to the sample, a reflected beam sensor disposed between the second beam source and the sample to detect a reflected beam of the second energy beam, which is reflected by one side of the sample, and a transmitted beam sensor disposed adjacent to the other side of the sample to detect a transmitted beam of the second energy beam.
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公开(公告)号：US09862599B2
公开(公告)日：2018-01-09
申请号：US14829738
申请日：2015-08-19
Inventor： Sang Kyun Lee , Yil Suk Yang
IPC: B81C1/00 , H03H3/02 , H01L41/09 , H01L41/113 , H03H3/08 , H02N2/18 , H01M10/052 , B81B3/00 , H01M6/40 , H01M10/0585
CPC classification number: B81C1/00682 , B81B3/0051 , B81C1/0015 , B81C2201/0132 , B81C2201/053 , H01L41/094 , H01L41/1134 , H01L41/1136 , H01M6/40 , H01M10/052 , H01M10/0585 , H02N2/18 , H02N2/181 , H02N2/188 , H03H3/02 , H03H3/08 , Y02E60/122 , Y10T29/42 , Y10T29/43
Abstract: A method of manufacturing an apparatus for harvesting and storing piezoelectric energy includes forming a groove at a side on a substrate. The method further includes embedding and planarizing a polymer in the groove, forming a piezoelectric energy harvesting device, which converts and stores an external vibration into electric energy, onto the substrate, and forming a piezoelectric MEMS cantilever by forming a hole at a side of the piezoelectric energy harvesting device and by removing the polymer in the groove through the hole.
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公开(公告)号：US09780698B2
公开(公告)日：2017-10-03
申请号：US15018906
申请日：2016-02-09
Inventor： Sang Kyun Lee , Moonkeun Kim
IPC: H02N2/00 , H02N2/18 , H01L41/04 , H01L41/113
Abstract: The inventive concept discloses a piezoelectric energy harvesting array and a method of manufacturing the same. The manufacturing method may include forming a plurality of piezoelectric energy harvesting devices; connecting masses to one side of the piezoelectric energy harvesting devices and connecting the other side of the piezoelectric energy harvesting devices facing the masses to a base; and individually tuning a resonant frequency of each of the piezoelectric energy harvesting devices to prevent mismatch of resonant frequency when the masses vibrate.
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